pxt-calliope/docs/reference/devices/tell-microphone-to.md

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# tell microphone to
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The tell microphone to function.
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Access the audio recording capabilities of the device using the ``tell microphone to`` function.
The functions in the antenna namespace allow the BBC micro:bit to communicate with a separate (remote) device, such as a smartphone, over Bluetooth (Smart). The set of supported events will depend on the remote device and the BBC micro:bit apps available for the remote device.
### Block Editor
![](/static/mb/tell-microphone-to-0.png)
### KindScript
```
export function tellMicrophoneTo(event: string)
```
### Parameters
* event - an event identifier
### Event values
* play
* stop
* pause
* forward
* rewind
* volume up
* volume down
* previous track
* next track
### Examples
To tell the connected device to start recording audio
```
antenna.tellMicrophoneTo("start capture")
```
To tell the connected device to stop recording audio
```
antenna.tellMicrophoneTo("stop capture")
```
### Other show functions
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* use [tell remote control to](/reference/devices/tell-remote-control-to) to control presentation of media content
* use [tell camera to](/reference/devices/tell-camera-to) to control the photo/video recording of connected devices
* use [raise alert to](/reference/devices/raise-alert-to) to control the microphone of connected devices
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### See also
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[Antenna](/js/antenna)
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